EP3994878A4 - Direktionale anzeigevorrichtung - Google Patents
Direktionale anzeigevorrichtung Download PDFInfo
- Publication number
- EP3994878A4 EP3994878A4 EP20835231.0A EP20835231A EP3994878A4 EP 3994878 A4 EP3994878 A4 EP 3994878A4 EP 20835231 A EP20835231 A EP 20835231A EP 3994878 A4 EP3994878 A4 EP 3994878A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- display apparatus
- directional display
- directional
- display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
- H04N13/315—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers the parallax barriers being time-variant
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1323—Arrangements for providing a switchable viewing angle
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
- H10K50/865—Arrangements for improving contrast, e.g. preventing reflection of ambient light comprising light absorbing layers, e.g. light-blocking layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light
- H10K59/8792—Arrangements for improving contrast, e.g. preventing reflection of ambient light comprising light absorbing layers, e.g. black layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B2207/00—Coding scheme for general features or characteristics of optical elements and systems of subclass G02B, but not including elements and systems which would be classified in G02B6/00 and subgroups
- G02B2207/123—Optical louvre elements, e.g. for directional light blocking
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP23218625.4A EP4325281A3 (de) | 2019-07-02 | 2020-07-02 | Richtungsanzeigegerät |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962869918P | 2019-07-02 | 2019-07-02 | |
US201962879052P | 2019-07-26 | 2019-07-26 | |
PCT/US2020/040686 WO2021003383A1 (en) | 2019-07-02 | 2020-07-02 | Directional display apparatus |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23218625.4A Division EP4325281A3 (de) | 2019-07-02 | 2020-07-02 | Richtungsanzeigegerät |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3994878A1 EP3994878A1 (de) | 2022-05-11 |
EP3994878A4 true EP3994878A4 (de) | 2023-06-14 |
Family
ID=74101173
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20835231.0A Pending EP3994878A4 (de) | 2019-07-02 | 2020-07-02 | Direktionale anzeigevorrichtung |
EP23218625.4A Pending EP4325281A3 (de) | 2019-07-02 | 2020-07-02 | Richtungsanzeigegerät |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23218625.4A Pending EP4325281A3 (de) | 2019-07-02 | 2020-07-02 | Richtungsanzeigegerät |
Country Status (6)
Country | Link |
---|---|
US (2) | US11573437B2 (de) |
EP (2) | EP3994878A4 (de) |
KR (1) | KR20220031027A (de) |
CN (1) | CN114287128A (de) |
TW (1) | TW202102883A (de) |
WO (1) | WO2021003383A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200141459A (ko) | 2018-03-22 | 2020-12-18 | 리얼디 스파크, 엘엘씨 | 지향성 백라이트용 광학 도파관 |
WO2020005748A1 (en) | 2018-06-29 | 2020-01-02 | Reald Spark, Llc | Optical stack for privacy display |
TW202102883A (zh) | 2019-07-02 | 2021-01-16 | 美商瑞爾D斯帕克有限責任公司 | 定向顯示設備 |
JP2022543020A (ja) | 2019-08-02 | 2022-10-07 | リアルディー スパーク エルエルシー | プライバシーディスプレイ用光学スタック |
US11024681B2 (en) * | 2019-08-15 | 2021-06-01 | Sharp Kabushiki Kaisha | Parallax optics for top emitting electroluminescent displays |
EP4073560A4 (de) | 2019-12-10 | 2024-02-21 | Reald Spark Llc | Reflexionsteuerung einer anzeigevorrichtung |
KR20220010363A (ko) * | 2020-07-17 | 2022-01-25 | 삼성전자주식회사 | 발광 소자 및 이를 포함하는 디스플레이 장치 |
CN112859368B (zh) * | 2021-04-01 | 2022-11-15 | 成都航空职业技术学院 | 基于阶梯渐变孔径针孔阵列的双视3d显示方法 |
CN115376400A (zh) * | 2021-05-19 | 2022-11-22 | 瀚宇彩晶股份有限公司 | 显示装置及其操作方法 |
US11892717B2 (en) | 2021-09-30 | 2024-02-06 | Reald Spark, Llc | Marks for privacy display |
US11892718B2 (en) | 2022-04-07 | 2024-02-06 | Reald Spark, Llc | Directional display apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2405542A (en) * | 2003-08-30 | 2005-03-02 | Sharp Kk | Multiple view directional display having display layer and parallax optic sandwiched between substrates. |
EP1956423A1 (de) * | 2007-02-08 | 2008-08-13 | Seiko Epson Corporation | Stereoskopische Anzeigevorrichtung |
US20150268479A1 (en) * | 2011-11-18 | 2015-09-24 | Reald Inc. | Directional backlight |
US20190086706A1 (en) * | 2017-09-15 | 2019-03-21 | Reald Spark, Llc | Optical stack for switchable directional display |
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2020
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- 2020-07-02 EP EP20835231.0A patent/EP3994878A4/de active Pending
- 2020-07-02 US US16/920,035 patent/US11573437B2/en active Active
- 2020-07-02 EP EP23218625.4A patent/EP4325281A3/de active Pending
- 2020-07-02 KR KR1020227002482A patent/KR20220031027A/ko unknown
- 2020-07-02 CN CN202080059812.7A patent/CN114287128A/zh active Pending
- 2020-07-02 WO PCT/US2020/040686 patent/WO2021003383A1/en unknown
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2023
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Also Published As
Publication number | Publication date |
---|---|
US11874541B2 (en) | 2024-01-16 |
CN114287128A (zh) | 2022-04-05 |
US11573437B2 (en) | 2023-02-07 |
EP4325281A2 (de) | 2024-02-21 |
EP3994878A1 (de) | 2022-05-11 |
TW202102883A (zh) | 2021-01-16 |
US20230280607A1 (en) | 2023-09-07 |
WO2021003383A1 (en) | 2021-01-07 |
US20210018773A1 (en) | 2021-01-21 |
KR20220031027A (ko) | 2022-03-11 |
EP4325281A3 (de) | 2024-03-27 |
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